TIRE PRESSURE WARNING SYSTEM

CAUTION / NOTICE / HINT

PROCEDURE

1. VEHICLE BROUGHT TO WORKSHOP

   Result

   Proceed to
   NEXT

   NEXT

2. CUSTOMER PROBLEM ANALYSIS

   1. Interview the customer to confirm the trouble.

      Tip:

      It is important to collect as much specific information as possible from the customer to allow for a quick repair.

      Result

      Proceed to
      NEXT

   NEXT

3. ADJUST TIRE PRESSURE*

   1. Turn the ignition switch off.

   2. Connect the GTS to the DLC3.

   3. Turn the ignition switch to ON.

   4. Enter the following menus: Chassis / Tire Pressure Monitor / Data List.

      Chassis > Tire Pressure Monitor > Data List

      Tester Display
      ID 1 Tire Inflation Pressure
      ID 2 Tire Inflation Pressure
      ID 3 Tire Inflation Pressure
      ID 4 Tire Inflation Pressure
      ID 5 Tire Inflation Pressure

   5. Set the air pressure of all tires to the specified value(s).

      Click here

      Note:

      Make sure the tires are cooled down when adjusting the tire pressure.

   6. Display "ID Tire Inflation Pressure" in the Data List and check that the tire pressure data matches the adjusted pressure amount.

      Tip:

      It takes a few minutes to display the updated tire pressure data.

   7. Perform initialization.

      Click here

      Tip:

      The warning threshold value changes depending on the driving conditions during initialization. As a result, the tire pressure warning light may not turn off even if the tire pressure is adjusted to the specified pressure.

      Result

      Proceed to
      Tire pressure warning light remains on
      Tire pressure warning light goes off

   Tire pressure warning light goes off

   CONFIRMATION TEST*Click here

   Tire pressure warning light remains on

4. CHECK ECU CONNECTED TO CAN BUS*

   1. Check the ECUs connected to the CAN bus.

      for LHD with Central Gateway ECU:Click here

      for RHD with Central Gateway ECU:Click here

      for LHD without Central Gateway ECU:Click here

      for RHD without Central Gateway ECU:Click here

      Result

      Proceed to
      No malfunction appears
      Malfunction appears

   Malfunction appears

   GO TO CAN COMMUNICATION SYSTEM

   for LHD with Central Gateway ECU:Click here

   for RHD with Central Gateway ECU:Click here

   for LHD without Central Gateway ECU:Click here

   for RHD without Central Gateway ECU:Click here

   No malfunction appears

5. CHECK FOR DTC*

   1. Check for DTCs.

      Click here

      Result

      Proceed to
      DTC output
      DTC is not output

   DTC is not output

   PROBLEM SYMPTOMS TABLEClick here

   DTC output

6. DTC CHART

   1. Refer to Diagnostic Trouble Code Chart.

      Click here

   Result

   Proceed to
   NEXT

   NEXT

   REPAIR OR REPLACEClick here

7. PROBLEM SYMPTOMS TABLE

   1. Refer to Problem Symptoms Table.

      Click here

   Result

   Proceed to
   NEXT

   NEXT

8. CIRCUIT INSPECTION*

   1. Refer to Electronic Circuit Inspection Procedure.

      Click here

   Result

   Proceed to
   NEXT

   NEXT

9. REPAIR OR REPLACE

   1. Repair or replace parts based on the diagnosis result.

   Result

   Proceed to
   NEXT

   NEXT

10. CONFIRMATION TEST*

    1. Check the Data List to confirm that the tire inflation pressure has been received.

       Click here

    2. Perform initialization.

       Click here

    3. Confirm that the initialization has been completed.

    Result

    Proceed to
    NEXT

    NEXT

    END